package com.yss.aspect;

import cn.hutool.core.util.ObjectUtil;
import com.alibaba.fastjson.JSONObject;
import io.swagger.annotations.ApiOperation;
import lombok.extern.slf4j.Slf4j;
import org.aspectj.lang.ProceedingJoinPoint;
import org.aspectj.lang.Signature;
import org.aspectj.lang.annotation.Around;
import org.aspectj.lang.annotation.Aspect;
import org.aspectj.lang.reflect.MethodSignature;
import org.springframework.stereotype.Component;
import org.springframework.web.context.request.RequestAttributes;
import org.springframework.web.context.request.RequestContextHolder;
import org.springframework.web.context.request.ServletRequestAttributes;
import org.springframework.web.multipart.MultipartFile;

import javax.servlet.http.HttpServletRequest;
import java.lang.reflect.Method;
import java.util.Date;

/**
 * @Description:记录系统操作日志AOP
 * @Author:yss
 * @Date:2024/8/3 10:25
 */

@Component
@Aspect
@Slf4j
public class SysLogAspect {
    public static final String POINT_CUT="execution(* com.yss.controller.*.*(..))";

    @Around(value=POINT_CUT)
    public Object logAround(ProceedingJoinPoint joinPoint){
        Object result=null;
        //获取请求对象
        ServletRequestAttributes requestAttributes = (ServletRequestAttributes)RequestContextHolder.getRequestAttributes();
        HttpServletRequest request = requestAttributes.getRequest();
        //获取请求路径
        String path = request.getRequestURI();
        //获取IP地址
        String remoteHost = request.getRemoteHost();
        //获取请求参数
        Object[] args = joinPoint.getArgs();
        //获取请求方法
        MethodSignature signature = (MethodSignature)joinPoint.getSignature();
        Method method = signature.getMethod();
        String methodName = method.toString();
        //获取目标方法上的ApiOperation注解
        ApiOperation apiOperation = method.getDeclaredAnnotation(ApiOperation.class);
        //判断该注解对象是否为空
        String operation="";
        if(ObjectUtil.isNotNull(apiOperation)){
            //获取apiOperation注解的描述
            operation = apiOperation.value();
        }

        String finalArgs="";
        //判断参数类型
        if(ObjectUtil.isNotNull(args)&&args.length!=0&&args[0] instanceof MultipartFile){
            finalArgs="file";
        }else {
            //将参数对象转换为json格式的字符串
            finalArgs= JSONObject.toJSONString(apiOperation);
        }
        //记录开始时间
        long startTime = System.currentTimeMillis();
        try {
            //执行方法
            result = joinPoint.proceed(args);
        } catch (Throwable e) {
            throw new RuntimeException(e);
        }
        //记录结束时间
        long endTime= System.currentTimeMillis();
        //方法执行时长
        long execTime = endTime - startTime;
        log.info("调用时间:{},请求接口路径:{},请求IP地址:{},方法名称:{},执行时长:{},方法描述:{}",
                new Date(),path,remoteHost,methodName,execTime,operation);
        return result;
    }
}
